switch (process.env.NODE_ENV) {
  case 'production':
    module.exports = require('./config/production.webpack.config');
    break;
  case 'chrome':
    module.exports = require('./config/chrome.webpack.config');
    break;
  case 'analysis':
    module.exports = require('./config/analysis.webpack.config');
    break;
  default:
    module.exports = require('./config/development.webpack.config');
    break;
}
